Apatosaurus vs Psittacosaurus

Apatosaurus 与 Psittacosaurus 的详细并排对比，涵盖体型、食性、分类、地质时期和发现历史。

属性	Apatosaurus	Psittacosaurus
学名	Apatosaurus ajax	Psittacosaurus mongoliensis
分类	Sauropoda	Ceratopsia
时代	Jurassic Late	Cretaceous Early
食性	Herbivore	Herbivore
体长	22.0 m	2.0 m
体重	4.5 m	0.6 m
体重	22.7 t	20 kg
发现年份	1877	1923
发现地点	Morrison Formation, Colorado, USA	Mongolia
命名者	Othniel Charles Marsh	Henry Fairfield Osborn

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Both Apatosaurus and Psittacosaurus were herbivores.

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Apatosaurus lived during the Jurassic Late while Psittacosaurus lived during the Cretaceous Early, separated by roughly 0 million years.

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Apatosaurus was discovered 46 years earlier, in 1877.

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Apatosaurus belonged to Sauropoda while Psittacosaurus belonged to Ceratopsia.

比较恐龙

Apatosaurus vs Diplodocus

Herbivore vs Herbivore

Protoceratops vs Psittacosaurus

Herbivore vs Herbivore

Apatosaurus ajax

22.0m long, 4.5m tall, 22.7t · Jurassic Late

Psittacosaurus mongoliensis

2.0m long, 0.6m tall, 20.0kg · Cretaceous Early

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